Convert Oon Base to USDDon Ethereum
Swap o1.exchange (O) on Base to USDD (USDD) on Ethereum at the best cross-chain rate. SwitchFi routes your O → USDD exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
O to USDD market data
| Metric | O · Base | USDD · Ethereum |
|---|---|---|
| Price | $0.5407 | $0.999 |
| Market cap | $86.51M | $1.49B |
| 24h volume | $3.30M | $2.22M |
| 24h change | -1.57% | -0.00% |
| 7d change | +22.50% | +0.00% |
| 24h high / low | $0.5606 / $0.5374 | $0.9996 / $0.9988 |
| All-time high | $0.9415 | $1.24 |
| Market cap rank | #297 | #54 |
What is the O to USDD exchange rate?
At the current market price, 1 O ≈ 0.54119458 USDD, and 1 USDD ≈ 1.8478 O. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
USDD carries the larger market value of the two — $1.49B versus $86.51M for o1.exchange. On the overall leaderboard they sit at #297 and #54 respectively. Over the past 24 hours O is -1.57% while USDD is -0.00%, so the O/USDD rate has moved in USDD's favour. Across the last 7 days the comparison reads +22.50% for O versus +0.00% for USDD. With $3.30M and $2.22M in respective daily volume, neither side of a O→USDD swap struggles for depth. Measured from record highs, O is down 42.6% and USDD is down 19.6%.
O to USDD converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
O / USDD conversion tables
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Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About o1.exchange and USDD
o1.exchange (O) is the #297 cryptocurrency by market cap, worth $86.51M in aggregate. It is trading 42.6% below its all-time high of $0.9415. Supply-wise, 16% of the 1.00B O maximum (160.00M O) is on the market today. O has moved +22.50% week-on-week and +7.50% over 30 days. Around $3.30M of O changes hands every 24 hours.
USDD (USDD) is the #54 cryptocurrency by market cap, worth $1.49B in aggregate. It is trading 19.6% below its all-time high of $1.24. Circulating supply stands at 1.49B USDD. Over the last 7 days USDD is +0.00%, and +0.10% across 30 days. Around $2.22M of USDD changes hands every 24 hours.
How to convert O to USDD
- 1 Enter the amount of O on Base you want to convert — the swap widget on this page is prefilled with the O → USDD pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of USDD on Ethereum you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
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Convert any other cryptocurrency from O
O to USDD FAQ
What is the O to USDD exchange rate?
Right now 1 O ≈ 0.54119458 USDD (and 1 USDD ≈ 1.8478 O). Rates update continuously from live market data; the exact amount you receive is quoted in your wallet before you sign.
How to swap, exchange or convert O to USDD on SwitchFi?
Three steps: set the O amount, connect your wallet, then approve the best quoted O→USDD route. Funds move wallet-to-wallet — SwitchFi never holds them.
Is the O to USDD swap instant?
Same-chain swaps settle in seconds; cross-chain routes typically take a few minutes while the bridge confirms on both sides. You can track live status until the funds land.
Are there fees to convert O to USDD?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange O for USDD?
No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.